Sony SS-CSEM2 Dolby Atmos Enabled Upfiring Height Speakers (Pair) The SS-CSEM2 Dolby Atmos enabled upfiring height speakers (pair) enhances your home theater with immersive, undistorted overhead sound using a compact design. They can be easily placed on top of SS-CSM2 speakers, SS-CS3M2 floorstanding speakers, or mounted on a wall to enhance your surround sound experience. Compatible with Sony AV receivers and CS speakers series. (Sold as Pair) Product Highlights: Dolby Atmos enabled upfiring speaker (pair) 1 3.94 in. full-range speaker Perfect match with SSCS5M2 & SSCS3M2 CS Speakers Compact & versatile Wall-Mountable Premium componentry ensures premium sound Reinforced cellular cone for undistorted audio Perfect match with Sony AV receivers